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   1 # ===========================================================================
   2 # Kernel configuration targets
   3 # These targets are used from top-level makefile
   4
   5 PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \
   6         localmodconfig localyesconfig
   7
   8 ifdef KBUILD_KCONFIG
   9 Kconfig := $(KBUILD_KCONFIG)
  10 else
  11 Kconfig := arch/$(SRCARCH)/Kconfig
  12 endif
  13
  14 xconfig: $(obj)/qconf
  15         $< $(Kconfig)
  16
  17 gconfig: $(obj)/gconf
  18         $< $(Kconfig)
  19
  20 menuconfig: $(obj)/mconf
  21         $< $(Kconfig)
  22
  23 config: $(obj)/conf
  24         $< $(Kconfig)
  25
  26 oldconfig: $(obj)/conf
  27         $< -o $(Kconfig)
  28
  29 silentoldconfig: $(obj)/conf
  30         $(Q)mkdir -p include/generated
  31         $< -s $(Kconfig)
  32
  33 localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
  34         $(Q)mkdir -p include/generated
  35         $(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
  36         $(Q)if [ -f .config ]; then                             \
  37                         cmp -s .tmp.config .config ||           \
  38                         (mv -f .config .config.old.1;           \
  39                          mv -f .tmp.config .config;             \
  40                          $(obj)/conf -s $(Kconfig);             \
  41                          mv -f .config.old.1 .config.old)       \
  42         else                                                    \
  43                         mv -f .tmp.config .config;              \
  44                         $(obj)/conf -s $(Kconfig);              \
  45         fi
  46         $(Q)rm -f .tmp.config
  47
  48 localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
  49         $(Q)mkdir -p include/generated
  50         $(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
  51         $(Q)sed -i s/=m/=y/ .tmp.config
  52         $(Q)if [ -f .config ]; then                             \
  53                         cmp -s .tmp.config .config ||           \
  54                         (mv -f .config .config.old.1;           \
  55                          mv -f .tmp.config .config;             \
  56                          $(obj)/conf -s $(Kconfig);             \
  57                          mv -f .config.old.1 .config.old)       \
  58         else                                                    \
  59                         mv -f .tmp.config .config;              \
  60                         $(obj)/conf -s $(Kconfig);              \
  61         fi
  62         $(Q)rm -f .tmp.config
  63
  64 # Create new linux.pot file
  65 # Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
  66 # The symlink is used to repair a deficiency in arch/um
  67 update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
  68         $(Q)echo "  GEN config"
  69         $(Q)xgettext --default-domain=linux              \
  70             --add-comments --keyword=_ --keyword=N_      \
  71             --from-code=UTF-8                            \
  72             --files-from=scripts/kconfig/POTFILES.in     \
  73             --output $(obj)/config.pot
  74         $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
  75         $(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch
  76         $(Q)(for i in `ls arch/*/Kconfig`;               \
  77             do                                           \
  78                 echo "  GEN $$i";                        \
  79                 $(obj)/kxgettext $$i                     \
  80                      >> $(obj)/config.pot;               \
  81             done )
  82         $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
  83             --output $(obj)/linux.pot
  84         $(Q)rm -f arch/um/Kconfig.arch
  85         $(Q)rm -f $(obj)/config.pot
  86
  87 PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
  88
  89 randconfig: $(obj)/conf
  90         $< -r $(Kconfig)
  91
  92 allyesconfig: $(obj)/conf
  93         $< -y $(Kconfig)
  94
  95 allnoconfig: $(obj)/conf
  96         $< -n $(Kconfig)
  97
  98 allmodconfig: $(obj)/conf
  99         $< -m $(Kconfig)
 100
 101 defconfig: $(obj)/conf
 102 ifeq ($(KBUILD_DEFCONFIG),)
 103         $< -d $(Kconfig)
 104 else
 105         @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
 106         $(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
 107 endif
 108
 109 %_defconfig: $(obj)/conf
 110         $(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig)
 111
 112 # Help text used by make help
 113 help:
 114         @echo  '  config          - Update current config utilising a line-oriented program'
 115         @echo  '  menuconfig      - Update current config utilising a menu based program'
 116         @echo  '  xconfig         - Update current config utilising a QT based front-end'
 117         @echo  '  gconfig         - Update current config utilising a GTK based front-end'
 118         @echo  '  oldconfig       - Update current config utilising a provided .config as base'
 119         @echo  '  localmodconfig  - Update current config disabling modules not loaded'
 120         @echo  '  localyesconfig  - Update current config converting local mods to core'
 121         @echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
 122         @echo  '  randconfig      - New config with random answer to all options'
 123         @echo  '  defconfig       - New config with default answer to all options'
 124         @echo  '  allmodconfig    - New config selecting modules when possible'
 125         @echo  '  allyesconfig    - New config where all options are accepted with yes'
 126         @echo  '  allnoconfig     - New config where all options are answered with no'
 127
 128 # lxdialog stuff
 129 check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
 130
 131 # Use recursively expanded variables so we do not call gcc unless
 132 # we really need to do so. (Do not call gcc as part of make mrproper)
 133 HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
 134 HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
 135
 136 HOST_EXTRACFLAGS += -DLOCALE
 137
 138
 139 # ===========================================================================
 140 # Shared Makefile for the various kconfig executables:
 141 # conf:   Used for defconfig, oldconfig and related targets
 142 # mconf:  Used for the menuconfig target
 143 #         Utilizes the lxdialog package
 144 # qconf:  Used for the xconfig target
 145 #         Based on QT which needs to be installed to compile it
 146 # gconf:  Used for the gconfig target
 147 #         Based on GTK which needs to be installed to compile it
 148 # object files used by all kconfig flavours
 149
 150 lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
 151 lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
 152
 153 conf-objs       := conf.o  zconf.tab.o
 154 mconf-objs      := mconf.o zconf.tab.o $(lxdialog)
 155 kxgettext-objs  := kxgettext.o zconf.tab.o
 156
 157 hostprogs-y := conf qconf gconf kxgettext
 158
 159 ifeq ($(MAKECMDGOALS),menuconfig)
 160         hostprogs-y += mconf
 161 endif
 162
 163 ifeq ($(MAKECMDGOALS),xconfig)
 164         qconf-target := 1
 165 endif
 166 ifeq ($(MAKECMDGOALS),gconfig)
 167         gconf-target := 1
 168 endif
 169
 170
 171 ifeq ($(qconf-target),1)
 172 qconf-cxxobjs   := qconf.o
 173 qconf-objs      := kconfig_load.o zconf.tab.o
 174 endif
 175
 176 ifeq ($(gconf-target),1)
 177 gconf-objs      := gconf.o kconfig_load.o zconf.tab.o
 178 endif
 179
 180 clean-files     := lkc_defs.h qconf.moc .tmp_qtcheck \
 181                    .tmp_gtkcheck zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
 182 clean-files     += mconf qconf gconf
 183 clean-files     += config.pot linux.pot
 184
 185 # Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
 186 PHONY += $(obj)/dochecklxdialog
 187 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
 188 $(obj)/dochecklxdialog:
 189         $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
 190
 191 always := dochecklxdialog
 192
 193 # Add environment specific flags
 194 HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
 195
 196 # generated files seem to need this to find local include files
 197 HOSTCFLAGS_lex.zconf.o  := -I$(src)
 198 HOSTCFLAGS_zconf.tab.o  := -I$(src)
 199
 200 HOSTLOADLIBES_qconf     = $(KC_QT_LIBS) -ldl
 201 HOSTCXXFLAGS_qconf.o    = $(KC_QT_CFLAGS) -D LKC_DIRECT_LINK
 202
 203 HOSTLOADLIBES_gconf     = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
 204 HOSTCFLAGS_gconf.o      = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
 205                           -D LKC_DIRECT_LINK
 206
 207 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
 208
 209 ifeq ($(qconf-target),1)
 210 $(obj)/.tmp_qtcheck: $(src)/Makefile
 211 -include $(obj)/.tmp_qtcheck
 212
 213 # QT needs some extra effort...
 214 $(obj)/.tmp_qtcheck:
 215         @set -e; echo "  CHECK   qt"; dir=""; pkg=""; \
 216         pkg-config --exists qt 2> /dev/null && pkg=qt; \
 217         pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
 218         if [ -n "$$pkg" ]; then \
 219           cflags="\$$(shell pkg-config $$pkg --cflags)"; \
 220           libs="\$$(shell pkg-config $$pkg --libs)"; \
 221           moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
 222           dir="$$(pkg-config $$pkg --variable=prefix)"; \
 223         else \
 224           for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
 225             if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
 226           done; \
 227           if [ -z "$$dir" ]; then \
 228             echo "*"; \
 229             echo "* Unable to find the QT3 installation. Please make sure that"; \
 230             echo "* the QT3 development package is correctly installed and"; \
 231             echo "* either install pkg-config or set the QTDIR environment"; \
 232             echo "* variable to the correct location."; \
 233             echo "*"; \
 234             false; \
 235           fi; \
 236           libpath=$$dir/lib; lib=qt; osdir=""; \
 237           $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
 238             osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
 239           test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
 240           test -f $$libpath/libqt-mt.so && lib=qt-mt; \
 241           cflags="-I$$dir/include"; \
 242           libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
 243           moc="$$dir/bin/moc"; \
 244         fi; \
 245         if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
 246           echo "*"; \
 247           echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
 248           echo "*"; \
 249           moc="/usr/bin/moc"; \
 250         fi; \
 251         echo "KC_QT_CFLAGS=$$cflags" > $@; \
 252         echo "KC_QT_LIBS=$$libs" >> $@; \
 253         echo "KC_QT_MOC=$$moc" >> $@
 254 endif
 255
 256 $(obj)/gconf.o: $(obj)/.tmp_gtkcheck
 257
 258 ifeq ($(gconf-target),1)
 259 -include $(obj)/.tmp_gtkcheck
 260
 261 # GTK needs some extra effort, too...
 262 $(obj)/.tmp_gtkcheck:
 263         @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then               \
 264                 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then                  \
 265                         touch $@;                                                               \
 266                 else                                                                    \
 267                         echo "*";                                                       \
 268                         echo "* GTK+ is present but version >= 2.0.0 is required.";     \
 269                         echo "*";                                                       \
 270                         false;                                                          \
 271                 fi                                                                      \
 272         else                                                                            \
 273                 echo "*";                                                               \
 274                 echo "* Unable to find the GTK+ installation. Please make sure that";   \
 275                 echo "* the GTK+ 2.0 development package is correctly installed...";    \
 276                 echo "* You need gtk+-2.0, glib-2.0 and libglade-2.0.";                 \
 277                 echo "*";                                                               \
 278                 false;                                                                  \
 279         fi
 280 endif
 281
 282 $(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
 283
 284 $(obj)/kconfig_load.o: $(obj)/lkc_defs.h
 285
 286 $(obj)/qconf.o: $(obj)/qconf.moc $(obj)/lkc_defs.h
 287
 288 $(obj)/gconf.o: $(obj)/lkc_defs.h
 289
 290 $(obj)/%.moc: $(src)/%.h
 291         $(KC_QT_MOC) -i $< -o $@
 292
 293 $(obj)/lkc_defs.h: $(src)/lkc_proto.h
 294         sed < $< > $@ 's/P(\([^,]*\),.*/#define \1 (\*\1_p)/'
 295
 296 # Extract gconf menu items for I18N support
 297 $(obj)/gconf.glade.h: $(obj)/gconf.glade
 298         intltool-extract --type=gettext/glade $(obj)/gconf.glade
 299
 300 ###
 301 # The following requires flex/bison/gperf
 302 # By default we use the _shipped versions, uncomment the following line if
 303 # you are modifying the flex/bison src.
 304 # LKC_GENPARSER := 1
 305
 306 ifdef LKC_GENPARSER
 307
 308 $(obj)/zconf.tab.c: $(src)/zconf.y
 309 $(obj)/lex.zconf.c: $(src)/zconf.l
 310 $(obj)/zconf.hash.c: $(src)/zconf.gperf
 311
 312 %.tab.c: %.y
 313         bison -l -b $* -p $(notdir $*) $<
 314         cp $@ $@_shipped
 315
 316 lex.%.c: %.l
 317         flex -L -P$(notdir $*) -o$@ $<
 318         cp $@ $@_shipped
 319
 320 %.hash.c: %.gperf
 321         gperf < $< > $@
 322         cp $@ $@_shipped
 323
 324 endif